| 天 | 
tiān rán dāi | (loanword from Japanese "tennen boke") space cadet / muddleheaded | 
| 天 | 
tiān | day / sky / heaven | 
| 天 | 
tiān rán | natural | 
|  然 | 
rán | correct / right / so / thus / like this / -ly | 
|   呆 | 
dāi | foolish; stupid / expressionless; blank / variant of 待 | 
|   呆 | 
dāi | foolish; stupid (variant of 呆) / expressionless; blank (variant of 呆) |